Respiratory system
Across
- 1. The microscopic air-sacs of the lungs
- 4. The agency which transports oxygen to all parts of the body
- 5. Jerky incomplete inspiration due to blockage of the respiratory tract
- 7. This closes the windpipe at the time of swallowing
- 9. Another word for Adam's apple
Down
- 2. The oxygen inhaled in combines with haemoglobin present in the red blood cells forming an unstable compound is called
- 3. Vibration of soft palate during breathing when mouth is kept open while sleeping.
- 6. It is a protective mechanism through which a foreign irritant particle is thrown out of the lungs suddenly and forcefully.
- 8. The common passage for the food and air is